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강성 회전축계를 지지한 전기 유변 유체 스퀴즈 필름 댐퍼의 최적설계

An Optimal Design of an ER-SFD Supporting a Rigid Rotor System

  • 이용복 (한국과학기술연구원 트라이볼로지 연구센터) ;
  • 김종립 (한양대학교 대학원 기계설계학과) ;
  • 이남수 (한양대학교 대학원 기계설계학과) ;
  • 김창호 (한국과학기술연구원 트라이볼로지 연구센터) ;
  • 최동훈 (한양대학교 기계공학부)
  • 발행 : 2001.06.01

초록

This paper presents a parametric study and an optimal design of the ER-SFD supporting a rigid rotor system. An attempt is made to obtain the optimal design of an ER-SFD for a two degree-of-freedom rotor model. Such a simple model is used in order to get a better insight into the physics of the problem. A maximum whirl amplitude, supply pressure and voltage are considered, and a maximum whirl amplitude is minimized over a range of speeds and presented f3r some values of unbalance mass. The results presented in this paper provide important design information necessary to reduce a whirl amplitude of an ER-SFD.

키워드

참고문헌

  1. Bulletin of JSME v.21 no.159 Elasto-hydrodynamic Lubrication of Squeeze Films(Part 1. Two Cylinders Lubricated with Grease) S. Wada;M. Tsukijihara
  2. Bulletin of JSME v.24 no.192 Elasto-hydrodynamic Lubrication of Squeeze Films(Part 2. Bingham Solid) S. Wada;M. Tsukijihara
  3. J of Rheology v.35 no.4 Hydrodynamic Lubrication Theory for the Bingham Plastic Flow Model J.A. Tichy
  4. STLE Tribology Trans. v.38 no.4 Analysis of a Short Squeeze Film Damper Operating with Electrorheological Fluids Jung, S.Y.;Choi, S.B.
  5. J of Tribology, Trans. ASME v.114 Controllable Squeeze Film Damper Morishita, S.;Mitsui J.
  6. Proceedings of the 7th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery v.A Vibration Contorl of a Pressurized, Sealed Electro-Rheological Fluid Squeeze-Film Damper Supported Rotor C.H.Kim;N.S. Lee;Y.B. Lee;D.H. Choi
  7. Numerical Optimiz-ation Techniques for Engineering Design Vanderplaats, G.N.

피인용 문헌

  1. 회전체동역학 분야 연구동향 vol.5, pp.1, 2001, https://doi.org/10.5293/kfma.2002.5.1.095